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Past 24 Hours Pollutant Concentration Summary

Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2019-09-17 21:0016.8141.34.9-26.716.5
2019-09-17 20:0020.0131.24.6-28.518.4
2019-09-17 19:0041.3114.94.2-34.920.0
2019-09-17 18:0015.1152.34.5-32.020.3
2019-09-17 17:0012.7143.33.7-26.621.7
2019-09-17 16:0015.2147.13.9-27.719.7
2019-09-17 15:0018.5143.63.9-31.318.2
2019-09-17 14:0013.6138.53.6-31.816.5
2019-09-17 13:0014.6142.34.2-34.120.0
2019-09-17 12:0023.0138.44.4-30.421.2
2019-09-17 11:0024.4119.44.1-26.321.4
2019-09-17 10:0025.9106.74.2-27.217.8
2019-09-17 09:0024.2110.24.1-29.315.7
2019-09-17 08:0050.678.14.4-27.521.4
2019-09-17 07:0050.661.44.8-24.718.1
2019-09-17 06:0027.667.03.9-21.315.7
2019-09-17 05:0014.983.44.7-21.313.7
2019-09-17 04:0011.3111.96.4-18.412.7
2019-09-17 03:0013.6107.64.4-16.014.0
2019-09-17 02:0010.2118.34.3-20.616.8
2019-09-17 01:0012.1122.34.5-24.918.5
2019-09-17 00:0013.0121.94.5-27.919.1
2019-09-16 23:0018.1115.34.8-20.015.1
2019-09-16 22:0022.5117.95.1-16.112.4
Remarks:

(1) Time shown is in Hong Kong time.

(2) NO2 - nitrogen dioxide, O3 - ozone,
     SO2 - sulphur dioxide, CO - carbon monoxide,
     PM10 - respirable suspended particulates,
     PM2.5 - fine suspended particulates

(3) Concentration shown is in µg/m3.

(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.